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Unit 5 - Lesson 1 - Grade 5: Illustrative Mathematics

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Last updated 3 months ago
9 Questions
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Grade 5 Unit 5
Lesson 1: What is One Thousandth?
CC BY 2021 Illustrative Mathematics
Grade 5 Unit 5
Lesson 1: What is One Thousandth?
CC BY 2021 Illustrative Mathematics
Lesson: What is One Thousandth?

Estimation Exploration: One Tiny Piece (Warm Up)

1.

What fraction of the whole picture is a single square tile?

Record an estimate that is:

What Do You Know About Thousandths?

2.

What do you know about 1 tenth?

3.

What do you know about 1 hundredth?

4.

What do you know about 1 thousandth?

Represent Numbers on a Hundredths Grid

5.

The grid represents 1.
What does the shaded region represent? Be prepared to explain your reasoning.

6.

The grid represents 1.
What does the shaded region represent? Be prepared to explain your reasoning.

7.

How many of the small rectangular pieces (one of them is shaded) are there in the unit square? Explain or show your thinking.

8.

How do you think we write the number one thousandth as a decimal? Explain your reasoning.

Cool Down: Journal Prompt: One Thousandth
9.

What did you learn about 1 thousandth? What do you still wonder about 1 thousandth?